AMD Radeon R9 M270X vs NVIDIA GeForce RTX 4080 Mobile
GPU Specs Compare
Graphics Card
Release Date
Feb 2015
Jan 2023
Generation
Gem System
GeForce 40 Mobile
Type
Mobile
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
900 MHz
1290 MHz
Boost Clock
1000 MHz
1665 MHz
Memory Clock
1375 MHz
2250 MHz
Memory
Memory Size
2GB
12GB
Memory Type
GDDR5
GDDR6
Memory Bus
128bit
192bit
Bandwidth
88.00GB/s
432.0GB/s
Render Config
Compute Units
12
-
Shading Units
768
7424
TMUs
48
232
ROPs
16
80
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
256 KB
48 MB
SM Count
-
58
Tensor Cores
-
232
RT Cores
-
58
Theoretical Performance
Pixel Rate
16.00 GPixel/s
133.2 GPixel/s
Texture Rate
48.00 GTexel/s
386.3 GTexel/s
FP32 (float)
1.536 TFLOPS
24.72 TFLOPS
FP64 (double)
96.00 GFLOPS
386.3 GFLOPS
FP16 (half)
-
24.72 TFLOPS
Graphics Processor
GPU Name
Saturn
AD104
GPU Variant
Saturn PRO(216-0843044)
GN21-X9
Architecture
GCN 2.0
Ada Lovelace
Foundry
TSMC
TSMC
Process Size
28 nm
5 nm
Transistors
2.08 billion
35.8 billion
Die Size
160 mm²
294 mm²
Board Design
TDP
Unknown
110W
Outputs
Portable Device Dependent
Portable Device Dependent
Power Connectors
-
None
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
3.0
Vulkan
1.2.170
1.3
Shader Model
6.5
6.8
CUDA
-
8.9